snmp scrape LSP bandwidths from your router

lsp_bw.sh

#!/bin/bash

set -e

HOST=$1
COMMUNITY=$2
# http://www.juniper.net/documentation/en_US/junos12.3/topics/reference/mibs/mib-jnx-mpls.txt

# The number of octets that have been forwarded over current LSP active path.
LSP_BYTES=".1.3.6.1.4.1.2636.3.2.3.1.3"

# The configured bandwidth for this LSP, in units of thousands of bits per second (Kbps).
LSP_BW="1.3.6.1.4.1.2636.3.2.3.1.21"

LSP_RAW=$(snmpbulkwalk -v2c -Oan -c "$COMMUNITY" "$HOST" .1.3.6.1.4.1.2636.3.2.3.1.1 | awk '{sub(/^.1.3.6.1.4.1.2636.3.2.3.1.1/, "");print $1}')

declare -A LSP

for LSP_OID in $LSP_RAW ; do
# assign [oid]=name
    LSP[$LSP_OID]=$(snmpget -v2c -Oan -c "$COMMUNITY" "$HOST" .1.3.6.1.4.1.2636.3.2.3.1.1${LSP_OID}|awk '{print $4}')
# print name
    BYTES=$(snmpget -v2c -Ovq -c $COMMUNITY $HOST ${LSP_BYTES}${LSP_OID})
    BW=$(snmpget -v2c -Ovq -c $COMMUNITY $HOST ${LSP_BW}${LSP_OID})
    echo ${LSP[$(echo $LSP_OID)]}:\ \ Bytes:\ $(($BYTES / 1024 / 1024 ))MB\ Bw:\ $(( $BW / 1024 ))Mbps
done